# HG changeset patch
# User Teemu Piippo <teemu@hecknology.net>
# Date 1630256724 -10800
# Node ID f9f308c8e0c5b83f04221766882a028dc42ff7d0
# Parent  e3fe3617b631cbdbbcaec15e42bcea6ad8104928
esc with draw mode now clears the polygon

diff -r e3fe3617b631 -r f9f308c8e0c5 src/document.cpp
--- a/src/document.cpp	Fri Aug 27 14:38:56 2021 +0300
+++ b/src/document.cpp	Sun Aug 29 20:05:24 2021 +0300
@@ -81,6 +81,10 @@
 	{
 		Q_EMIT this->mouseMove(this, canvas, event);
 	});
+	connect(this->renderer, &Canvas::keyReleased, this, [this](Canvas* canvas, QKeyEvent* event)
+	{
+		Q_EMIT this->keyReleased(this, canvas, event);
+	});
 	connect(&this->vertexMap, &VertexMap::verticesChanged, [&]()
 	{
 		this->renderer->rebuildVertices(this);
diff -r e3fe3617b631 -r f9f308c8e0c5 src/mainwindow.cpp
--- a/src/mainwindow.cpp	Fri Aug 27 14:38:56 2021 +0300
+++ b/src/mainwindow.cpp	Sun Aug 29 20:05:24 2021 +0300
@@ -214,6 +214,7 @@
 	connect(document, &Document::splitterChanged, this, &MainWindow::handleDocumentSplitterChange);
 	connect(document, &Document::mouseClick, this, &MainWindow::canvasMouseReleased);
 	connect(document, &Document::mouseMove, this, &MainWindow::canvasMouseMoved);
+	connect(document, &Document::keyReleased, this, &MainWindow::canvasKeyReleased);
 	document->setCanvasOverpaintCallback([&](Canvas* canvas, QPainter* painter)
 	{
 		if (this->selectedTool != nullptr)
@@ -445,7 +446,20 @@
 	}
 }
 
-void MainWindow::canvasKeyReleased(QKeyEvent* event)
+void MainWindow::keyReleaseEvent(QKeyEvent *event)
 {
-	Q_UNUSED(event)
+	if (this->selectedTool != nullptr)
+	{
+		this->selectedTool->keyReleased(event);
+	}
 }
+
+void MainWindow::canvasKeyReleased(Document *document, Canvas *canvas, QKeyEvent *event)
+{
+#if 0
+	if (this->selectedTool != nullptr)
+	{
+		this->selectedTool->keyReleased(document, canvas, event);
+	}
+#endif
+}
diff -r e3fe3617b631 -r f9f308c8e0c5 src/mainwindow.h
--- a/src/mainwindow.h	Fri Aug 27 14:38:56 2021 +0300
+++ b/src/mainwindow.h	Sun Aug 29 20:05:24 2021 +0300
@@ -47,6 +47,7 @@
 protected:
 	void changeEvent(QEvent* event) override;
 	void closeEvent(QCloseEvent* event) override;
+	void keyReleaseEvent(QKeyEvent *event) override;
 private:
 	std::unique_ptr<class Ui_MainWindow> ui;
 	DocumentManager documents;
@@ -81,5 +82,4 @@
 	void canvasMouseReleased(Document *document, Canvas *canvas, QMouseEvent *event);
 	void canvasMouseDoubleClicked(QMouseEvent* event);
 	void canvasMouseMoved(Document *document, Canvas *canvas, QMouseEvent *event);
-	void canvasKeyReleased(QKeyEvent*);
 };
diff -r e3fe3617b631 -r f9f308c8e0c5 src/tools/drawtool.cpp
--- a/src/tools/drawtool.cpp	Fri Aug 27 14:38:56 2021 +0300
+++ b/src/tools/drawtool.cpp	Sun Aug 29 20:05:24 2021 +0300
@@ -80,6 +80,20 @@
 	return false;
 }
 
+bool DrawTool::keyReleased(QKeyEvent* event)
+{
+	if (event->key() == Qt::Key_Escape)
+	{
+		this->polygon.clear();
+		this->updatePreviewPolygon();
+		return true;
+	}
+	else
+	{
+		return false;
+	}
+}
+
 void DrawTool::updatePreviewPolygon()
 {
 	this->previewPolygon.resize(this->polygon.size() + 1);
diff -r e3fe3617b631 -r f9f308c8e0c5 src/tools/drawtool.h
--- a/src/tools/drawtool.h	Fri Aug 27 14:38:56 2021 +0300
+++ b/src/tools/drawtool.h	Sun Aug 29 20:05:24 2021 +0300
@@ -12,6 +12,7 @@
 	QString toolTip() const override;
 	bool mouseClick(Document* document, Canvas* canvas, QMouseEvent* event) override;
 	bool mouseMove(Document* document, Canvas* canvas, QMouseEvent* event) override;
+	bool keyReleased(QKeyEvent*) override;
 	void reset() override;
 	void overpaint(Canvas*, QPainter*) const override;
 private:
diff -r e3fe3617b631 -r f9f308c8e0c5 src/ui/canvas.h
--- a/src/ui/canvas.h	Fri Aug 27 14:38:56 2021 +0300
+++ b/src/ui/canvas.h	Sun Aug 29 20:05:24 2021 +0300
@@ -30,6 +30,7 @@
 	void mouseMoveEvent(QMouseEvent* event) override;
 	void mousePressEvent(QMouseEvent* event) override;
 	void mouseReleaseEvent(QMouseEvent* event) override;
+	void keyReleaseEvent(QKeyEvent *event) override;
 	void initializeGL() override;
 	void paintGL() override;
 Q_SIGNALS: